242489346 has 16 divisors (see below), whose sum is σ = 529067808. Its totient is φ = 73481600.

The previous prime is 242489339. The next prime is 242489369. The reversal of 242489346 is 643984242.

It is a junction number, because it is equal to n+sod(n) for n = 242489298 and 242489307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1836975 + ... + 1837106.

It is an arithmetic number, because the mean of its divisors is an integer number (33066738).

Almost surely, 2^242489346 is an apocalyptic number.

242489346 is an abundant number, since it is smaller than the sum of its proper divisors (286578462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242489346 is a wasteful number, since it uses less digits than its factorization.

242489346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674097.

The product of its digits is 331776, while the sum is 42.

The square root of 242489346 is about 15572.0694193161. The cubic root of 242489346 is about 623.5877197335.

The spelling of 242489346 in words is "two hundred forty-two million, four hundred eighty-nine thousand, three hundred forty-six".